GE TRANSFORMER MANAGEMENT RELAY 745 Instruction Manual page 216

7.4 MODBUS MEMORY MAP
Table 7–5: 745 MEMORY MAP (Sheet 34 of 35)
GROUP ADDR
(HEX)
WINDING 3 23D4
CURRENT
↓
DEMAND
23DF
23E0
23E1
23E2
23E3
23E4
↓
23EF
XFORMER 23F0
OVERLOAD
23F1
23F2
23F3
23F4
23F5
23F6
↓
23FF
AGING 2400
FACTOR
2401
LIMIT
2402
2403
2404
2405
↓
240F
TAP CHANGER 2410
FAILURE
2411
2412
2413
2414
↓
3FFF
7
Trace Memory (Addresses 4000 to 47FF) - Read Only
TRACE 4000
MEMORY
4002
4004
4005
4006
4007
↓
400F
4010
4012
4014
4015
4016
4017
4018
↓
4416
4417
↓
47FF
7-46
Courtesy of NationalSwitchgear.com
DESCRIPTION
Reserved
↓
Reserved
Winding 3 Current Demand Function
Winding 3 Current Demand Target
Winding 3 Current Demand Pickup
Winding 3 Current Demand Block
Reserved
↓
Reserved
Transformer Overload Function
Transformer Overload Target
Transformer Overload Pickup
Transformer Overload Delay
Transformer Overload Block
Transformer Overtemperature Alarm Signal
Reserved
↓
Reserved
Aging Factor Limit Function
Aging Factor Limit Target
Aging Factor Limit Pickup
Aging Factor Limit Delay
Aging Factor Limit Block
Reserved
↓
Reserved
Tap Changer Failure Function
Tap Changer Failure Target
Tap Changer Failure Delay
Tap Changer Failure Block
Reserved
↓
Reserved
Trace Memory Last Clear Date (2 registers)
Trace Memory Last Clear Time (2 registers)
Total Number of Trace Triggers Since Last Clear
Trace Buffer Selector Index (XX) [read/write]
Trace Channel Selector Index (YY) [read/write]
Reserved
↓
Reserved
Trace Buffer XX Trigger Date (2 registers)
Trace Buffer XX Trigger Time (2 registers)
Trace Buffer XX Trigger Cause
Trace Buffer XX Trigger Sample Index
Trace Buffer XX System Frequency
Trace Buffer XX Channel YY Sample 0
Trace Buffer XX Channel YY Sample 1
↓
Trace Buffer XX Channel YY Sample 1023
Reserved
↓
Reserved
745 Transformer Management Relay
RANGE STEP UNITS
VALUE
↓ ↓ ↓
--- --- ---
--- --- ---
--- --- A
--- --- ---
↓ ↓ ↓
--- --- ---
--- --- ---
50 to 300 1 % rated
0 to 60000 1 s
--- --- ---
--- --- ---
↓ ↓ ↓
--- --- ---
--- --- ---
1.1 to 10.0 0.1 --
0 to 60000 1 minutes
--- --- ---
↓ ↓ ↓
--- --- ---
--- --- ---
0 to 600.00 0.01 s
--- --- ---
↓ ↓ ↓
--- --- ---
--- --- ---
0 to 65535 1 ---
1 to 65535 1 ---
--- --- ---
↓ ↓ ↓
--- --- ---
--- --- ---
--- --- ---
0 to 1023 1 ---
2.00 to 65.00 0.01 Hz
--- --- ---
--- --- ---
↓ ↓ ↓
--- --- ---
↓ ↓ ↓
7 COMMUNICATIONS
FORMAT FACTORY
CODE DEFAULT
↓ ↓
F30 0 = Disabled
F46 0 = Self-reset
F80 400 A
F87 0 = Disabled
↓ ↓
F30 0 = Disabled
F46 0 = Self-reset
F1 208% rated
F1 10 s
F87 0 = Disabled
F88 0 = Disabled
↓ ↓
F30 0 = Disabled
F46 0 = Self-reset
F2 20 = 2.0
F1 10 minutes
F87 0 = Disabled
↓ ↓
F30 0 = Disabled
F46 0 = Self-reset
F3 500 = 5.00 s
F87 0 = Disabled
↓ ↓
F23 ---
F22 ---
F1 ---
F1 ---
F65 ---
↓ ↓
F23 ---
F22 ---
F85 ---
F1 ---
F3 ---
F70 ---
F70 ---
↓ ↓
F70 ---
↓ ↓
GE Multilin